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(1R,5R,6R)-8-[1-Dimethylamino-meth-(E)-ylidene]-5-isopropyl-2-methyl-bicyclo[4.2.0]oct-2-en-7-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

204375-30-4

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204375-30-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 204375-30-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,4,3,7 and 5 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 204375-30:
(8*2)+(7*0)+(6*4)+(5*3)+(4*7)+(3*5)+(2*3)+(1*0)=104
104 % 10 = 4
So 204375-30-4 is a valid CAS Registry Number.

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